City vs city
Coatesville vs Lionville, PA
Lionville currently scores 2 points higher overall than Coatesville, with the largest gap in hail.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality uses an ingested EPA AirNow snapshot and may not reflect current conditions; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Coatesville: 37/100 · Lionville: 39/100
Lionville is 2 points higher.
Flood
Coatesville: 74/100 · Lionville: 62/100
Coatesville is 12 points higher.
Coatesville: FEMA NFHL flood zones: 7 features intersect this tile.
Lionville: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Coatesville: 22/100 · Lionville: 22/100
No gap.
Coatesville: Wind exposure derived from ingested design wind / climatology tiles.
Lionville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Coatesville: 46/100 · Lionville: 44/100
Coatesville is 2 points higher.
Coatesville: Lightning exposure derived from ingested climatology tiles.
Lionville: Lightning exposure derived from ingested climatology tiles.
Tornado
Coatesville: 8/100 · Lionville: 23/100
Lionville is 15 points higher.
Coatesville: Tornado risk derived from NOAA SPC historical reports.
Lionville: Tornado risk derived from NOAA SPC historical reports.
Hail
Coatesville: 25/100 · Lionville: 52/100
Lionville is 27 points higher.
Coatesville: Hail risk derived from NOAA SPC historical reports.
Lionville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Coatesville: Unavailable · Lionville: Unavailable
A score difference cannot be calculated without both sources.
Coatesville: Storm surge model is not available for this location yet.
Lionville: Storm surge model is not available for this location yet.
Wildfire
Coatesville: 44/100 · Lionville: 30/100
Coatesville is 14 points higher.
Coatesville: Wildfire exposure derived from ingested fire potential tiles.
Lionville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Coatesville: 40/100 · Lionville: 40/100
No gap.
Coatesville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Lionville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.